On Block Generalizations of \( \mathrm{\mathscr{H}} \)-Matrices


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Abstract

The paper considers some classes of block matrices that can be regarded as block generalizations of the class of \( \mathrm{\mathscr{H}} \)-matrices and interrelations among them. New bounds for the infinity norm of inverses for matrices in the classes under consideration are suggested.

About the authors

L. Yu. Kolotilina

St.Petersburg Department of the Steklov Mathematical Institute

Author for correspondence.
Email: lilikona@mail.ru
Russian Federation, Fontanka 27, St.Petersburg

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